Mid Java Developer

About us

B2C2 is a digital asset pioneer building the ecosystem of the future. The firm has unlocked institutional access to crypto by providing reliable liquidity across market conditions.

B2C2’s success is built on crypto-native technology and continuous product innovation, making it the partner of choice for diverse institutions globally. Founded in 2015 and acquired by Japanese financial group, SBI, in 2020, B2C2 remains a standalone company. Headquartered in the UK, with offices in the US, Japan, Singapore, Paris and Luxembourg. B2C2 OTC Ltd. is authorised and regulated by the UK’s Financial Conduct Authority (FRN 810834).

We pride ourselves on our company culture and ability to attract not only the top talent but the right people. If you are looking for a role in an exciting new industry, at a dynamic company please keep reading.

Scope of the role

This is an exciting opportunity to join a newly established team in Zielona Góra that will strengthen existing engineering teams within B2C2. We need smart, self-driven individuals as they will take more and more responsibilities over time. Successful candidates will help us shape the future of our best-in-class trading platform where large institutional clients trade crypto, FX, CFDs, Options and lend / borrow. And that’s just the tip of the iceberg.

NOTE: At this stage, the offer is addressed to candidates currently residing in Zielona Góra (no relocation please).

Role and Responsibilities

• Develop and maintain efficient Java-based applications and components, ensuring high-quality code and adherence to coding standards
• Maintain and enhance in-house shared libraries, ensuring their reliability and effectiveness
• Write robust, maintainable, thoroughly-tested and well-documented code to meet project goals and deadlines
• Troubleshoot and resolve software defects and technical issues to minimize disruption in revenue-generating processes
• Collaborate with cross-functional teams to define and implement new features
• Participate in code reviews and incorporate feedback
• Maintain and enforce good quality internal documentation

Skills Required

• 5+ years of software development in Java
• Deep understanding of object-oriented programming concepts and some design patterns
• Clean and efficient coding style
• Comfortable writing automated tests for own code and extending coverage for existing code
• Experience taking ownership of projects and features end to end, from inception to delivery
• Experience of providing production support to business critical services
• Comfortable with ownership & autonomy
• Ability to work with people at all levels of the organization
• Excellent communication skills both in Polish and English - B2/C1 level

Skills Desired

• Experience with asynchronous event-driven network applications based on Netty
• Experience in a selection of low GC techniques in Java
• Knowledge of relational databases and SQL
• Understanding of web technologies and protocols (e.g. HTTP, Websocket)
• Experience with PostgreSQL, Kafka, Redis or gRPC
• Some experience with Linux, Docker, Kubernetes and/or AWS
• Comfortable coding in Python
• Interest in crypto and/or trading

Opportunity

• To grow at a fast pace as we push you to constantly give the best of yourself.
• Work with the latest technologies and products to maximize productivity.
• Great career development opportunities in a growing company. 
• Being part of the future of finance technology and having a meaningful impact on B2C2’s future, making it an exciting and rewarding company to be part of.
• A dynamic workplace with a great balance of hard work and fun. 
• Twice yearly performance reviews and discretionary bonuses.
• Ability to make a difference. 
• Forward thinking and dynamic culture. 

A strong culture is a common denominator among the most successful companies and B2C2 is proud to be a values-based company.

• Ambitious - Striving to make history through world class achievements
• Innovative - Forward looking in our solutions for clients and employees
• Meritocratic - Rewarding positive contribution across the organisation
• Collegiate - Achieving through teamwork through a healthy environment
• Risk Aware – Informed decision making and considered in our practices

Equal Employment Opportunities Policy

B2C2 is committed to a policy of equal employment opportunity for applicants and employees and we welcome applicants from all backgrounds. It is the policy of B2C2 to apply recruiting, hiring, training, promotion, compensation and professional development practices without regard to actual or perceived race, colour, religion, sex (including pregnancy, sexual orientation and gender identity), national origin, age, disability or certain classifications based on genetic information, or because someone is married or in a civil partnership or any other characteristic protected by federal, state or local laws, regulations or ordinances. As such, B2C2 will not tolerate discrimination against any of our employees on the basis of membership in a protected category. We are also committed to creating an inclusive environment to ensure we attract, engage, promote and retain the best talent. We will consider flexible working arrangements for any of our roles.